·
flint
multiprecision
0.3 ± 1.6706004158597982250372027407222865939946149865235e-52
·
dec
50-digit decimal
0.3
≠
cpp
IEEE-754 double
0.30000000000000004⚠ Inexact float literal '0.1' rounded to nearest representable value +1 more
·
mpfi
proven bounds
[0.29999999999999999999999999999999999999999999999999, 0.30000000000000000000000000000000000000000000000001]
·
ntl
exact-mantissa binary
0.3
ƒ
27 functions
Trig to factorial — the same catalog on all five engines.
2i
Complex numbers
sqrt(-4), (1+i)^2 — the full complex plane.
0x
Bases 2 · 8 · 10 · 16
Binary, octal and hex literals — hex floats included.
[ ]
Interval enclosures
A rigorous bracket around the true value, not a single point.